html,
body {
  margin: 0;
  padding: 0;
}
.create-room{
  margin-top: 20px;
  margin-left: 20px;
  display: flex;
}
.create-room>input{
  border: 1px solid #ccc;
  padding: 7px 0px;
  border-radius: 5px;
  padding-left: 5px;
  margin-bottom: 5px;
}
.create-room>button{
  width: 70px;
  height: 35px;
  background-color: #00BB00;
  border: none;
  margin-right: 25px;
  color: white;
  border-radius: 5px;
  margin-left: 20px;
}
.create-room>button.leave-room{
  background-color: red;
}
.group-video{
  margin-left: 10px;
}